/*
 
Correctly handle PNG transparency in Win IE 5.5 & 6.
http://homepage.ntlworld.com/bobosola. Updated 18-Jan-2006.

Use in <HEAD> with DEFER keyword wrapped in conditional comments:
<!--[if lt IE 7]>
<script defer type="text/javascript" src="pngfix.js"></script>
<![endif]-->

*/

function correctPNG() // correctly handle PNG transparency in Win IE 5.5 & 6.
{
	if (navigator.appVersion.indexOf("MSIE")!=-1)
	{
		var arVersion = navigator.appVersion.split("MSIE")
		var version = parseFloat(arVersion[1])
		
		if ((version >= 5.5) && (document.body.filters)) 
		{
		   fix_imgs(document);
		}
	}
}

function fix_imgs(elem)
{
	if (navigator.appVersion.indexOf("MSIE")!=-1)
	{
	   var images = MochiKit.DOM.getElementsByTagAndClassName('img', null, elem);
	   for(var i=0, size=images.length; i<size; i++)
	   {
	      var img = images[i];
	      var imgName = img.src.toUpperCase()
		  if (imgName.substring(imgName.length-3, imgName.length) == "PNG" && !MochiKit.DOM.hasElementClass(img, 'skip'))
		  {
		      fix_img(img);
		  }
	   }
	}
}

function fix_img(img)
{
  
 var imgID = (img.id) ? "id='" + img.id + "' " : ""
 var imgClass = (img.className) ? "class='" + img.className + "' " : ""
 var imgTitle = (img.title) ? "title='" + img.title + "' " : "title='" + img.alt + "' "
 var imgStyle = "display:inline-block;" + img.style.cssText 
 if (img.align == "left") imgStyle = "float:left;" + imgStyle
 if (img.align == "right") imgStyle = "float:right;" + imgStyle
 if (img.parentElement.href) imgStyle = "cursor:hand;" + imgStyle
 var strNewHTML = "<span " + imgID + imgClass + imgTitle
 + " style=\"" + "width:" + img.width + "px; height:" + img.height + "px;" + imgStyle + ";"
 + "filter:progid:DXImageTransform.Microsoft.AlphaImageLoader"
 + "(src=\'" + img.src + "\', sizingMethod='scale');\"></span>" 
 img.outerHTML = strNewHTML

}